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name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value9.4 s

1/100

25%

SI (Speed Index)

Value6.1 s

44/100

10%

TBT (Total Blocking Time)

Value1,660 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.075

95/100

15%

TTI (Time to Interactive)

Value12.3 s

15/100

10%

bikester.at

207 ms

www.bikester.at

308 ms

jquery.js

521 ms

bootstrap.css

494 ms

main.css

1952 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 49% of them (43 requests) were addressed to the original Bikester.at, 36% (31 requests) were made to Images.internetstores.de and 5% (4 requests) were made to Widgets.trustedshops.com. The less responsive or slowest element that took the longest time to load (3.1 sec) belongs to the original domain Bikester.at.

Content Size

4.1 MB

After Optimization

2.2 MB

In fact, the total size of Bikester.at main page is 4.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 55% of websites need less resources to load. CSS take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 218.7 kB

Original 245.3 kB
After minification 136.3 kB
After compression 26.6 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 109.0 kB, which is 44% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 218.7 kB or 89% of the original size.

Image Optimization

-7%

Potential reduce by 108.9 kB

Original 1.6 MB
After minification 1.5 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Bikester images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 461.0 kB

Original 636.3 kB
After minification 627.3 kB
After compression 175.3 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 461.0 kB or 72% of the original size.

CSS Optimization

-71%

Potential reduce by 1.1 MB

Original 1.6 MB
After minification 1.6 MB
After compression 458.3 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Bikester.at needs all CSS files to be minified and compressed as it can save up to 1.1 MB or 71% of the original size.

Requests Now

After Optimization

The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bikester. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-*] attributes do not match their roles

High

[role]s do not have all required [aria-*] attributes

High

[aria-*] attributes do not have valid values

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

Buttons do not have an accessible name

High

Form elements do not have associated labels

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

DE
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bikester.at can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Bikester.at main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

bikester.at

Open Graph description is not detected on the main page of Bikester. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks:

Report Summary

Performance

Accessibility

Best Practices

SEO

Fahrrad günstig kaufen bis -40% | Fahrräder Online Shop | bikester.at

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

bikester.at

www.bikester.at

jquery.js

bootstrap.css

main.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

bikester.at

www.bikester.at

jquery.js

bootstrap.css

main.css

home.css

webtrekk_v4.js

main.js

epoq.js

epoqgo.js

epoq.jquery.js

home.js

j.php

Northwave_Aircrosser_Helm_black_white_red_01[190x140].jpg

Giro_Revel_Helm_unisize_matte_titanium_silver_01[190x140].jpg

ajax-loader-temp.gif

20160212_BAT_FDE_wsv_final_1200x400_01.jpg

20160209_FDE_BAT_spring_1200x400.jpg

20160203_BAT_FDE_fox_1200x400_01.jpg

20160127_FDE_BAT_BCH_training_292x170.jpg

20160202_BAT_teaser_xbionic_292x170.jpg

20160107_FDE_BAT_top3brands_teaser_292x170.jpg

20151120_FDE_BAT_kaelte_292x170.jpg

20160216_FDE_BAT_crossselling_banner_292x350.jpg

ortler.png

cube.png

votec_neu.png

giro.png

vermont.png

endura.png

serious.png

shimano.png

Gruender_Preis.gif

bikester_sprite.png

FINAL_DoD_background.png

X02A3A747BB6B5391293FAFD25C71F0B2.js

v.gif

bikester_bg.png

fontello.woff

exo2-semibold-webfont.woff

exo2-bolditalic-webfont.ttf

ga.js

wt